The present invention is concerned with substituted oxazole derivatives that selectively modulate, regulate, and/or inhibit signal transduction mediated by certain native and/or mutant protein kinases implicated in a variety of human and animal diseases such as cell proliferative, metabolic, autoimmune, allergic, hematological, inflammatory and degenerative disorders. In particular, the compounds of the invention are Syk inhibitors. The invention also relates to a process for manufacturing the compounds of the invention.